On Sat, 23 Jan 2016, Ben Hutchings wrote: > On Fri, 2016-01-22 at 11:09 -0500, Tejun Heo wrote: > > > Looks like it requires more than trivial backport (I think). Tejun? > > > > The timer migration has changed quite a bit. Given that we've never > > seen vmstat work crashing in 3.18 era, I wonder whether the right > > thing to do here is reverting 874bbfe600a6 from 3.18 stable? > > It's not just 3.18 that has this; 874bbfe600a6 was backported to all > stable branches from 3.10 onward. Only the 4.2-ckt branch has > 22b886dd10180939. 22b886dd10180939 fixes a bug which was introduced with the timer wheel overhaul in 4.2. So only 4.2/3 should have it backported. Thanks, tglx